Additional Care: Very drought tolerant, in fact, success is assured if plants are kept dry once established

Appearance and Use:

Grown as bedding plants and as denizens of borders and rock gardens. Flowers cut well for fresh use. Penstemon barbatus is an upright grower to 6 feet tall with 1 inch long, red tinged pink, tubular flowers. It is a perennial native to the western United States and Mexico. Hardy from Zones 4 to 9. Penstemon hartwegii is an upright grower 2-3 feet tall with scarlet, drooping, tubular flowers. Native to Mexico, it is grown as an annual, but is perennial in Zones 9 to 11. Penstemon strictus, Rocky Mountain Penstemon, is an upright grower to 3 feet tall with dark-blue to violet flowers. It is a perennial native to the western United States and is hardy from Zones 3 to 8